Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Halloween is about tricks and treats, but who wouldn’t fancy a bit to drink with that? [John Sutley] decided to complete his Halloween party with a drink dispenser looking as though it was dumped by a ...

There are two objects which must be created to use the library. The MAX72XX object defines the interface to the MAX7219/MAX7221 driver chip; only one MAX72XX object is required for each chain of ...

Abstract: Automated color-detection object sorting has revolutionized several industries, including manufacturing, logistics, and recycling. The systems that use Arduino UNO microcontrollers for color ...

The ESP32-CAM is one of the most popular development modules, featuring built-in Wi-Fi and a camera. With its robust 32-bit processor, it’s widely used in countless projects by hobbyists around the ...

Open-source digital twin for a line-follower robot, integrating MATLAB controller, Unity 3D virtual model, and ESP32 physical robot. Features PID control, UDP/TCP sync, and HTTP dashboard. For ...